Space Force Cancels OCX GPS Ground System, Space Brief 21 Apr 2026
Space Force cancels the OCX GPS ground system after RTX failures and stands up a cislunar task force. SpaceX launches the 10th and final GPS III.
ZY-1 02E (50465)
COSPAR: 2021-131A | Alt Name: Zi Yuan 1-02E
Image
Additional Sources
Launch Details
Launch Date
December 26, 2021
Launch Site
TAISC
Launch Pad
LC9
Launch Vehicle
Chang Zheng 4C
Orbital Elements
NORAD ID
50465
International Designator
2021-131A
Epoch
Sun, 19 Jul 2026 20:10:39 GMT
Apogee
Calculating...
Perigee
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Inclination
98.44°
Right Ascension
277.23°
Eccentricity
Calculating...
Argument of Perigee
67.03°
Period
100.32 min
Mean Motion
14.35 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
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Basic Satellite Info
Name
ZY-1 02E
Alternative Name
Zi Yuan 1-02E
Type
Payload
Status
Operational
Owner
ZZWYZ
Country
China
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 50465U 21131A 26200.84073861 -.00000149 00000+0 -37091-4 0 9994
2 50465 98.4420 277.2348 0001852 67.0338 293.1043 14.35402284239105
Source: Celestrak
Summary
The ZY-1 02E satellite, also known as Zi Yuan 1-02E, was launched on December 26, 2021, from the Taiyuan Satellite Launch Center (TAISC) using a Chang Zheng 4C launch vehicle from LC9. It operates in Earth Observation for a mission duration of five years. Manufactured by CAST and owned by ZZWYZ, it uses a Phoenix-Eye-2 bus configuration and is equipped with deployable solar arrays and batteries for power. The satellite has dimensions of 1.8 meters in length, 2 meters in diameter, and spans 9 meters when fully deployed. It weighs 1700 kilograms dry and had a launch mass of 1840 kilograms. Its shape is described as "Box + Pan," and it uses an AOCS 20N motor for its mission.
Physical Characteristics
Length
1.8
Diameter
2
Span
9
Dry Mass
1700
Launch Mass
1840
Shape
Box + Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
ZY-1 02E
Purpose
Earth Observation
Mission
Earth Observation
Manufacturer
CAST
Life Expectancy
5 years
Bus
ZY
Configuration
Phoenix-Eye-2 bus
Motor
AOCS 20N
Equipment
Unknown
Power System
Deployable solar array, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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